19461000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:536

約数の個数: 128

約数和(自身を含む): 65520000

約数和(自身を除く): 46059000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 499, 500, 520, 600, 650, 750, 780, 975, 998, 1000, 1300, 1497, 1500, 1560, 1625, 1950, 1996, 2495, 2600, 2994, 3000, 3250, 3900, 3992, 4875, 4990, 5988, 6487, 6500, 7485, 7800, 9750, 9980, 11976, 12475, 12974, 13000, 14970, 19461, 19500, 19960, 24950, 25948, 29940, 32435, 37425, 38922, 39000, 49900, 51896, 59880, 62375, 64870, 74850, 77844, 97305, 99800, 124750, 129740, 149700, 155688, 162175, 187125, 194610, 249500, 259480, 299400, 324350, 374250, 389220, 486525, 499000, 648700, 748500, 778440, 810875, 973050, 1297400, 1497000, 1621750, 1946100, 2432625, 3243500, 3892200, 4865250, 6487000, 9730500, 19461000]

約数ペア:

[(1, 19461000), (2, 9730500), (3, 6487000), (4, 4865250), (5, 3892200), (6, 3243500), (8, 2432625), (10, 1946100), (12, 1621750), (13, 1497000), (15, 1297400), (20, 973050), (24, 810875), (25, 778440), (26, 748500), (30, 648700), (39, 499000), (40, 486525), (50, 389220), (52, 374250), (60, 324350), (65, 299400), (75, 259480), (78, 249500), (100, 194610), (104, 187125), (120, 162175), (125, 155688), (130, 149700), (150, 129740), (156, 124750), (195, 99800), (200, 97305), (250, 77844), (260, 74850), (300, 64870), (312, 62375), (325, 59880), (375, 51896), (390, 49900), (499, 39000), (500, 38922), (520, 37425), (600, 32435), (650, 29940), (750, 25948), (780, 24950), (975, 19960), (998, 19500), (1000, 19461), (1300, 14970), (1497, 13000), (1500, 12974), (1560, 12475), (1625, 11976), (1950, 9980), (1996, 9750), (2495, 7800), (2600, 7485), (2994, 6500), (3000, 6487), (3250, 5988), (3900, 4990), (3992, 4875)]